refactor,feat: 批量代码重构与新增业务模块

1. 重命名枚举项与实体字段，修正类型引用
2. 新增IsNull扩展方法与多项字符串处理扩展
3. 新增大量业务DTO、服务接口与枚举定义
4. 重构RabbitMQ服务实现，替换旧版消息队列组件
5. 优化签到服务的宠物喂养事务逻辑
6. 移除冗余的项目引用与旧版消息队列代码
7. 新增Excel导出、导入模板相关工具方法

QYZH.InteractiveMagazine.Models/Dto/DotMatrix/DotMatrixOutput.cs

@@ -0,0 +1,73 @@
+
+using QYZH.InteractiveMagazine.Common.Helpers;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace QYZH.InteractiveMagazine.Models.Dto.DotMatrix
+{
+    public class DotMatrixOutput
+    {
+        /// <summary>
+        /// 方法
+        /// </summary>
+        public string Method { get; set; }
+
+        /// <summary>
+        /// 名称
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// id
+        /// </summary>
+        public long NoteId { get; set; }
+
+        private string _pdfUrl;
+        /// <summary>
+        /// pdf地址
+        /// </summary>
+        public string PdfUrl
+        {
+            get => DomainHelper.OssFullUrl(_pdfUrl);
+            set => _pdfUrl = value;
+        }
+
+        public List<DotMatrixMqOutput> DotMatrixs { get; set; } = new List<DotMatrixMqOutput>();
+    }
+
+    public class DotMatrixMqOutput
+    {
+        public long DotId { get; set; }
+
+        private string _fileAddress;
+        /// <summary>
+        /// 点阵xml地址
+        /// </summary>
+        public string FileAddress
+        {
+            get => DomainHelper.OssFullUrl(_fileAddress);
+            set => _fileAddress = value;
+        }
+
+        /// <summary>
+        /// 页
+        /// </summary>
+        public List<DotMatrixPageDto> Pages { get; set; } = new List<DotMatrixPageDto>();
+    }
+
+    public class DotMatrixPageDto
+    {
+        /// <summary>
+        /// 页码
+        /// </summary>
+        public string PageNo { get; set; }
+
+        /// <summary>
+        /// 连续数量
+        /// </summary>
+        public int PageNum { get; set; }
+    }
+}